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Westford, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
351-226 A SOVLMAABJMD  598J FIVE9, INC. 128      
351-226 0   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2022-10-06   
351-226 1   598J FIVE9, INC. 128   2023-03-24   
351-226 2   516J TON80 COMMUNICATIONS, LLC 128   2022-04-01   
351-226 3   892D ONVOY, LLC - MA 128   2023-11-03   
351-226 4   892D ONVOY, LLC - MA 128   2023-07-03   
351-226 5   624H ONVOY SPECTRUM, LLC 128   2022-01-16   
351-226 6   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-12-07   
351-226 7   892D ONVOY, LLC - MA 128   2023-11-03   
351-226 8   892D ONVOY, LLC - MA 128   2023-11-03   
351-226 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2021-12-19   
351-243 A FRMNMAWAAMD  7421 AT&T - LOCAL 128      
351-243 0   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-05-30   
351-243 1   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2024-11-21   
351-243 8   892D ONVOY, LLC - MA 128   2024-03-03   
351-243 9   7421 AT&T - LOCAL 128   2023-12-01   
508-517 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-303 A   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2025-04-11   
978-303 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-303 1   892D ONVOY, LLC - MA 128   2021-08-14   
978-303 2   829J PAETEC ITEL, LLC 128   2004-10-08   
978-303 4   892D ONVOY, LLC - MA 128   2021-07-10   
978-303 5   5562 METROPCS, INC. 128   2005-06-24   
978-303 6   7135 TC SYSTEMS, INC. 128   2002-12-21   
978-303 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-09-30   
978-303 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-06-15   
978-320 A NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 0   5562 METROPCS, INC. 128   2011-12-17   
978-320 1   5562 METROPCS, INC. 128   2011-12-17   
978-320 2   7135 TC SYSTEMS, INC. 128   2013-04-26   
978-320 3   892D ONVOY, LLC - MA 128   2012-03-05   
978-320 4   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
978-320 5   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
978-320 6   5562 METROPCS, INC. 128   2011-12-17   
978-320 7   5562 METROPCS, INC. 128   2011-12-17   
978-320 8   5562 METROPCS, INC. 128   2011-12-17   
978-320 9   5562 METROPCS, INC. 128   2011-12-17   
978-392 A WSFRMADERP0  9102 VERIZON NEW ENGLAND INC. 128      
978-399 A WSFRMADERP0  9102 VERIZON NEW ENGLAND INC. 128      
978-399 0   9102 VERIZON NEW ENGLAND INC. 128      
978-399 1   829J PAETEC ITEL, LLC 128   2004-01-31   
978-399 2   9102 VERIZON NEW ENGLAND INC. 128      
978-399 3   5562 METROPCS, INC. 128   2005-03-28   
978-399 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-03-02   
978-399 5   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-06-22   
978-399 6   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-09-26   
978-399 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-03-02   
978-399 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-11-06   
978-413 A NRTNMAAACM4  5562 METROPCS, INC. 128      
978-413 0   5562 METROPCS, INC. 128      
978-413 1   5562 METROPCS, INC. 128      
978-413 2   5562 METROPCS, INC. 128      
978-413 3   5562 METROPCS, INC. 128      
978-413 4   5562 METROPCS, INC. 128      
978-413 5   5562 METROPCS, INC. 128      
978-413 6   5562 METROPCS, INC. 128      
978-413 7   5562 METROPCS, INC. 128      
978-413 8   5562 METROPCS, INC. 128      
978-413 9   5562 METROPCS, INC. 128      
978-467 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
978-467 0   073H TELNYX LLC 128   2017-04-24   
978-467 1   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-28   
978-467 2   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-06-20   
978-467 3   5562 METROPCS, INC. 128   2012-07-16   
978-467 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-10-01   
978-467 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2006-11-23   
978-467 6   5562 METROPCS, INC. 128   2007-01-03   
978-467 7   5562 METROPCS, INC. 128   2007-01-03   
978-467 8   624H ONVOY SPECTRUM, LLC 128   2021-04-15   
978-467 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-07   
978-490 A NRTNMAAACM4  5562 METROPCS, INC. 128      
978-490 0   5562 METROPCS, INC. 128      
978-490 1   892D ONVOY, LLC - MA 128   2021-08-14   
978-490 2   7135 TC SYSTEMS, INC. 128   2011-04-01   
978-490 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-31   
978-490 4   5562 METROPCS, INC. 128      
978-490 5   5562 METROPCS, INC. 128      
978-490 6   5562 METROPCS, INC. 128      
978-490 7   5562 METROPCS, INC. 128      
978-490 8   5562 METROPCS, INC. 128      
978-490 9   5562 METROPCS, INC. 128      
978-496 A NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-496 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2007-11-15   
978-496 1   318J COMCAST IP PHONE, LLC 128   2005-01-20   
978-496 2   8468 FREEDOM RING COMMUNICATIONS, LLC 128   2007-03-13   
978-496 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-12-24   
978-496 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-04   
978-496 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-05-29   
978-496 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-08-14   
978-496 8   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
978-496 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
978-577 A   829J PAETEC ITEL, LLC 128      
978-577 0   829J PAETEC ITEL, LLC 128      
978-577 1   829J PAETEC ITEL, LLC 128      
978-577 2   892D ONVOY, LLC - MA 128   2010-03-15   
978-577 3   829J PAETEC ITEL, LLC 128   2008-12-30   
978-577 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-11-23   
978-577 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
978-577 6   318J COMCAST IP PHONE, LLC 128   2010-03-29   
978-577 7   5562 METROPCS, INC. 128   2011-05-08   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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